Klauke 121R Tubular Cable Lug, Copper, Straight, Electro-Tinned, 6 mm², 3.8 mm

The Klauke 121R is a high-quality tubular cable lug designed for reliable and durable electrical connections. Made from electrolytic copper with an electro-tinned surface, it offers excellent conductivity and corrosion resistance. This straight (180°) uninsulated lug is suitable for stranded copper conductors up to 6 mm² and features a bolt hole diameter of 3.8 mm (M4 bolt). Ideal for professional electrical installations, it ensures secure crimping with hexagonal crimp tools.

Advantages

Electrolytic copper ensures optimal conductivity. Electro-tinned surface provides superior corrosion protection. Seamless drawn tube construction guarantees high mechanical strength. Straight design simplifies installation in tight spaces. RoHS and halogen-free compliant for environmental safety.

Suitable for

• Electrical panel wiring
• Power distribution systems
• Industrial control cabinets
• Automotive and marine electrical connections
• Renewable energy installations (solar, wind)

Key specifications

• Product Type: Tubular Cable Lug
• Brand: Klauke
• Model: 121R
• Material: Electrolytic Copper (E-Cu)
• Surface Treatment: Electro-tinned
• Conductor Cross-Section: 6 mm²
• Bolt Hole Diameter: 3.8 mm
• Bolt Size Compatibility: M4
• Connection Angle: Straight (180°)
• Insulation: Uninsulated
• Crimp Type: Hexagonal Crimp
• Application: For stranded copper conductors
• Manufacturing Process: Seamless drawn tube
• Temperature Range: -50°C to +120°C
• RoHS Compliant: Yes
• Halogen-Free: Yes
• Color: Metallic (Silver/Grey)
• Design: Standard

Recommendations

For optimal performance, use with Klauke crimping tools and follow the manufacturer's instructions. Ensure proper conductor stripping and insertion before crimping. Suitable for use in environments requiring high reliability and long service life.